Table 3. Chemical composition of experimental diets used in this experiment (% of dry matter unless otherwise stated).
| Item | CP | EE | CF | CA | NFE | NDF | TDN |
|---|---|---|---|---|---|---|---|
| Concentrate (months of age) | |||||||
| Growing period (7–14) | 15.45 | 3.05 | 8.60 | 9.15 | 63.75 | 34.07 | 75.6 |
| Early fattening period (15–22) | 15.32 | 4.13 | 10.74 | 6.63 | 63.18 | 31.61 | 79.4 |
| Late fattening period (23–30) | 14.43 | 4.85 | 10.73 | 6.07 | 63.92 | 33.85 | 80.9 |
| TMR (months of age) | |||||||
| Growing period (7–14) | 17.12 | 2.47 | 23.05 | 9.63 | 47.73 | 46.72 | 65.8 |
| Early fattening period (15–22) | 16.86 | 2.05 | 21.84 | 9.56 | 49.69 | 45.47 | 71.9 |
| Late fattening period (23–30) | 15.50 | 2.55 | 21.04 | 9.04 | 51.87 | 44.83 | 76.3 |
| Timothy hay | 10.66 | 2.0 | 32.70 | 7.97 | 46.67 | 58.25 | 61.5 |
| Tall fescue hay | 7.88 | 0.85 | 31.01 | 8.11 | 52.15 | 56.89 | 58.9 |
CP, crude protein; EE, ether extract; CF, crude fiber; CA, crude ash; NFE, nitrogen-free extracts; NDF, neutral detergent fiber; TDN, total digestible nutrients; TMR, total mixed ration.